Not just Jira. It's all Server products.<p>Here is their blog post: <a href="https://www.atlassian.com/blog/announcements/journey-to-cloud" rel="nofollow">https://www.atlassian.com/blog/announcements/journey-to-clou...</a>
I'm a fan of Jira (don't judge), but yeah, this is a death sentence for Jira as a company.<p>In your (and my) shoes I'd be researching alternatives ASAP.